<!DOCTYPE HTML>
<title>SVGLength with 'rlh' unit</title>
<link rel="help" href="https://www.w3.org/TR/SVG/types.html#InterfaceSVGLength">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
:root {
font-family: initial;
font-size: 20px;
}
</style>
<div style="font-size: 10px">
<div id="rlh_ref" style="width:10rlh"></div>
<svg>
<text id="rlh_test" x="10rlh"></text>
</svg>
</div>
<script>
let ref_width = rlh_ref.getBoundingClientRect().width;
let rlh_length = rlh_test.x.baseVal[0];
test(() => {
assert_equals(rlh_length.unitType, SVGLength.SVG_LENGTHTYPE_UNKNOWN);
assert_equals(rlh_length.value, ref_width);
}, "rlh unit in SVGLength");
test(() => {
rlh_length.value = ref_width * 2;
assert_equals(rlh_length.valueInSpecifiedUnits, 20);
}, "Convert back to rlh from new user unit value");
</script>